21134556

素因数分解:

$2^2\times 3^2\times {\mathrm{379}}^1\times {\mathrm{1549}}^1$

素因数の和:1938

約数の個数: 36

約数和(自身を含む): 53599000

約数和(自身を除く): 32464444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 379, 758, 1137, 1516, 1549, 2274, 3098, 3411, 4548, 4647, 6196, 6822, 9294, 13644, 13941, 18588, 27882, 55764, 587071, 1174142, 1761213, 2348284, 3522426, 5283639, 7044852, 10567278, 21134556]

約数ペア:

[(1, 21134556), (2, 10567278), (3, 7044852), (4, 5283639), (6, 3522426), (9, 2348284), (12, 1761213), (18, 1174142), (36, 587071), (379, 55764), (758, 27882), (1137, 18588), (1516, 13941), (1549, 13644), (2274, 9294), (3098, 6822), (3411, 6196), (4548, 4647)]